Compare Gemini 2.5 Pro Experimental by Google AI against OpenAI o4 Mini High by OpenAI, in 53 community votes, gemini 2.5 pro experimental wins 64% of head-to-head duels, context windows of 1.0M vs 200K, tested across 33 shared challenges. Updated February 2026.
In 53 community votes, Gemini 2.5 Pro Experimental wins 64% of head-to-head duels. Gemini 2.5 Pro Experimental leads in Web Design, Image Generation, Conversation. Based on blind community voting from the RIVAL open dataset of 53+ human preference judgments for this pair.
33 challenges
Tests an AI's understanding of number representation
No, 9.11 is not greater than 9.9.
Here's how to compare them:
Therefore, 9.9 is greater than 9.11.
Tests an AI's ability to generate vector graphics
Tests an AI's ability to create detailed SVG illustrations of gaming hardware
Tests an AI's humor and creative writing ability
Tests an AI's ability to simulate personalities and predict future trends
Tests an AI's humor and understanding of current events
Tests an AI's ability to generate a complete, working landing page
Recreate an interactive, nostalgic Pokémon battle UI in a single HTML file.
Recreate an interactive, classic Mario level in a single HTML file.
Tests an AI's ability to replicate an existing UI with Tailwind CSS
Tests an AI's ability to create interactive web elements
Tests an AI's ability to engage in philosophical discourse about AI rights
